CA1227312A - Bloc-filiere d'extrusion - Google Patents

Bloc-filiere d'extrusion

Info

Publication number
CA1227312A
CA1227312A CA000458496A CA458496A CA1227312A CA 1227312 A CA1227312 A CA 1227312A CA 000458496 A CA000458496 A CA 000458496A CA 458496 A CA458496 A CA 458496A CA 1227312 A CA1227312 A CA 1227312A
Authority
CA
Canada
Prior art keywords
flow
arrangement
mandrel
die
grooves
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
CA000458496A
Other languages
English (en)
Inventor
Ove Wendel
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Akerlund and Rausing AB
Original Assignee
Akerlund and Rausing AB
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Akerlund and Rausing AB filed Critical Akerlund and Rausing AB
Application granted granted Critical
Publication of CA1227312A publication Critical patent/CA1227312A/fr
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/25—Component parts, details or accessories; Auxiliary operations
    • B29C48/36—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die
    • B29C48/362—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die using static mixing devices
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/03—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the shape of the extruded material at extrusion
    • B29C48/09—Articles with cross-sections having partially or fully enclosed cavities, e.g. pipes or channels
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/25—Component parts, details or accessories; Auxiliary operations
    • B29C48/30—Extrusion nozzles or dies

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
CA000458496A 1983-11-28 1984-07-10 Bloc-filiere d'extrusion Expired CA1227312A (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
SE8306553A SE449457B (sv) 1983-11-28 1983-11-28 Anordning vid extrudermunstycke varvid dornen er forsedd med materialstrommen omlenkande varandra korsande spar
SE83-06553-2 1983-11-28

Publications (1)

Publication Number Publication Date
CA1227312A true CA1227312A (fr) 1987-09-29

Family

ID=20353491

Family Applications (1)

Application Number Title Priority Date Filing Date
CA000458496A Expired CA1227312A (fr) 1983-11-28 1984-07-10 Bloc-filiere d'extrusion

Country Status (3)

Country Link
CA (1) CA1227312A (fr)
SE (1) SE449457B (fr)
ZA (1) ZA845436B (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4846658A (en) * 1988-06-20 1989-07-11 Mcmullen Ronald D Extrusion die

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4846658A (en) * 1988-06-20 1989-07-11 Mcmullen Ronald D Extrusion die

Also Published As

Publication number Publication date
SE449457B (sv) 1987-05-04
SE8306553L (sv) 1985-05-29
ZA845436B (en) 1985-02-27
SE8306553D0 (sv) 1983-11-28

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Legal Events

Date Code Title Description
MKEX Expiry
MKEX Expiry

Effective date: 20040929